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Which of the following statements are correct? (A) The M 3+ /M 2+ reduction potential for iron is greater than manganese. (B) The higher oxidation states of first row d-block elements get stabilized by oxide ion (C) Aqueous solution of Cr 2+ can liberate hydrogen from dilute acid (D) Magnetic moment of V 2+ is observed between 4.4 – 5.2 BM Choose the correct answer from the options given below:

1. (B), (C) only
2. (A), (B), (D) only
3. (C), (D) only
4. (A), (B) only

Correct answer: (B), (C) only

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